Energy recovery ventilation / Guides

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...energy recovery in the USA is the ability to meet the ASHRAE ventilation and energy standards, while improving indoor air quality and reducing total HVAC ratings and energy requirements. ERV technology is not only an effective means of reducing energy cost and heating and cooling loads, but allows for smaller equipme...

How to Choose between an HRV and ERV system
HRV and ERV

Choosing between an HRV and an ERV

...Energy recovery from exhaust air is becoming common place in cold regions, and two types of equipment can do this - an HRV (Heat Recovery Ventilation) and an ERV (Energy Recovery Ventilation.) Both HRVs and ERVs are somewhat new to mainstream home construction, and can often be confused. In an effort to clear that up...

Heat Recovery Ventilation - Lunos video
HRV and ERV

Lunos ductless air exchanger

...Energy efficiency : The system has a high heat recovery, and performance is not dependant on the quality of duct installation. Operational cost: The energy required to operate the fan is very low (0.11 - 0.14 W / cfm), corresponding to about $5-10 a year to run all the units, depending on the size of your house and l...

Lockeport Beach House
Real estate

Lockeport Beach House wins Canadian Green Building award

...recovery ventilation to minimize heat losses; and Energy Star appliances and LED lighting to minimize electrical loads. The asymmetrical gabled roof also leverages coastal storms, collecting rainwater that is funneled into three 6,700 litre cisterns. The storage tanks are the sole source of water for the house. ...

The importance of Cleaning HRV intakes
HRV and ERV

How to keep your HRV clean and operating efficiently

...Energy recovery ventilator) would be damaged if submerged in water. Filters can also be vacuumed or washed if necessary. Be careful not to move the damper adjustments as that may affect the air balance. How fast your filter and core will get dirty depends on your local air quality. Living near heavy traffic or ...

Problem areas of air leakage in a home and blower door test being cond
Air and vapour barriers

Airtight Construction of Homes is Essential: "Your house sucks." "Oh yeah? your house blows!"

...ventilation, and how to choose All About balanced ventilation with Heat Recovery Ventilation (HRV) or Energy Recovery Ventilation (ERV) systems Air Barriers & How to Install for Air Tight Homes And to see more guide page in the EcoHome Green Building Guides for Sustainable Buildings

Built to ENDURE: the Net Zero Heat Kenogami House
Efficient home design

The Kenogami House: designed to ENDURE

...energy efficiency. The ratio between the energy consumed during the operation of a building and its embodied energy is affected not only by how energy efficient it is, but also by how long the building will stand. In other words, the downside of some high performance homes is that they can require more embodied energ...

Solar panels power the Kenogami House in Saguenay, Quebec
Off-grid and Net-Zero Housing

The Kenogami House: Energy systems in Net Zero Energy Home Design

...energy. Energy Recovery Ventilator (ERV): Energy Recovery Ventilator installation in this Zero Energy Home © Ecohome An ERV system uses basically the same principle as an HRV (Heat Recovery Ventilator) , which preheats fresh air before it is distributed through the house. In addition, An ERV system also regul...

Habitat workers raise a wall at the the Red River Ex June 2011
LEED Homes

The Canada Green Building Council announces affordable green housing program

...recovery, and high performance heating and ventilation systems – saving up to 30 per cent a year in energy and water costs. The homes were completed in three phases over three years, and have now been awarded LEED Gold Certification from the CaGBC. They are now all occupied by very happy families. “Through the genero...

The Best 10 Energy Saving Tips for Green Homes - EcoHome
Wall assemblies - renovation

Green home improvements: an energy-saving pyramid scheme that actually works!

...Energy efficiency upgrades are to do the simple & cheapest ones first © Ecohome 10 Home improvement tips that save money: The following 10 tips for energy efficiency are guaranteed to save money! Save Energy Sensibly: In winter, turning your thermostat down 4 degrees Fahrenheit , wearing socks in the home and...

Which Houseplants are Best to Clean Air & Remove Toxins?
Healthy indoor air quality

Which houseplants are best for purifying air? Ecohome investigates

...Ventilation systems for home renovations If you are looking to add a ventilation system to an existing home or for a new addition, while it’s not always a feasible solution to bring ductwork to the new living area, there are ductless HRVs and ERVs (heat recovery and energy recovery ventilators) that can be added with...